2021 Summaries

This page shows information from January 1, 2021, and forward; updated typically Wed. and Sat. Showing confirmed+probable daily cases, as per documented by DHS. Reported “Date” is when “data was last updated”.

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Important dates:

  • (purple dashed lines) approximate start of school year

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 12 8.9 12.3% 86 0.75%
10-19 9 11.0 15% 105 0.77%
20-29 8 13.0 19.3% 135 0.65%
30-39 12 11.3 17.2% 120 0.88%
40-49 6 10.9 14.3% 100 0.96%
50-59 5 6.9 9.6% 67 0.53%
60-69 9 5.6 7.3% 51 0.44%
70+ 2 4.1 5% 35 0.33%
All ages 63 71.6 100% 699 0.67%
Eau Claire cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 19369 65935 591 155 839
Dec 10 19461 66043 597 155 800
Dec 11 19519 66082 597 155 749
Dec 12 19519 66114 597 155 639
Dec 13 19581 66158 598 155 591
Dec 14 19680 66230 600 155 637
Dec 15 19743 66303 602 155 699

Chippewa

Chippewa cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 12856 38391 549 134 498
Dec 10 12960 38451 553 135 551
Dec 11 12980 38483 553 135 476
Dec 12 12989 38504 553 135 426
Dec 13 13065 38535 556 136 434
Dec 14 13100 38574 560 136 432
Dec 15 13188 38622 564 136 519
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 7 5.6 9.8% 51 0.66%
10-19 16 8.4 14.6% 76 0.9%
20-29 11 7.0 11.6% 60 0.84%
30-39 13 9.4 16.4% 85 1.01%
40-49 15 8.7 15% 78 1.01%
50-59 9 8.1 15.2% 79 0.81%
60-69 11 5.4 9.2% 48 0.57%
70+ 6 4.7 8.1% 42 0.59%
All ages 88 57.4 100% 519 0.8%

Barron

Barron cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 10031 25568 440 101 459
Dec 10 10075 25589 444 108 435
Dec 11 10096 25616 446 108 388
Dec 12 10117 25629 446 108 340
Dec 13 10129 25631 445 108 302
Dec 14 10145 25667 446 108 309
Dec 15 10172 25685 447 108 327
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 2 2.1 6.4% 21 0.39%
10-19 5 3.0 9.5% 31 0.57%
20-29 1 3.1 11.9% 39 0.86%
30-39 4 5.1 17.7% 58 1.07%
40-49 6 5.6 16.8% 55 1.11%
50-59 3 4.4 16.2% 53 0.78%
60-69 4 3.9 12.2% 40 0.63%
70+ 2 2.6 9.2% 30 0.47%
All ages 27 29.9 100% 327 0.72%

La Crosse

La Crosse cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 20509 77198 767 130 912
Dec 10 20642 77408 778 134 911
Dec 11 20710 77458 778 134 860
Dec 12 20736 77496 778 134 778
Dec 13 20778 77627 782 134 762
Dec 14 20868 77783 784 136 841
Dec 15 20961 77954 784 137 871
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 9 13.0 14.4% 125 1.06%
10-19 15 15.0 17.2% 150 0.91%
20-29 25 17.3 18.3% 159 0.75%
30-39 12 14.4 16.8% 146 1.07%
40-49 9 11.4 12.5% 109 0.8%
50-59 11 9.9 12.1% 105 0.74%
60-69 11 4.9 5.5% 48 0.34%
70+ 1 2.7 3.3% 29 0.22%
All ages 93 88.6 100% 871 0.74%

Dane

Dane cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 64834 445331 2080 398 2319
Dec 10 65259 446069 2087 397 2422
Dec 11 65306 446562 2087 397 2154
Dec 12 65341 446819 2087 397 1808
Dec 13 65620 447125 2092 398 1807
Dec 14 66264 447724 2112 398 2428
Dec 15 66743 448301 2145 399 2813
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 59 52.3 16.7% 469 0.78%
10-19 63 46.0 15.1% 425 0.6%
20-29 77 55.9 17.9% 504 0.49%
30-39 96 56.9 17.8% 500 0.65%
40-49 68 42.9 13.1% 368 0.56%
50-59 64 31.7 10.1% 283 0.43%
60-69 33 18.6 5.5% 155 0.28%
70+ 19 12.1 3.8% 108 0.22%
All ages 479 316.4 100% 2813 0.51%

Wisconsin

Wisconsin cumulative counts of COVID cases and outcomes
DATEnew POSITIVE NEGATIVE Hospitalization Yes DEATHS New In Last 10days
Dec 09 1024094 3736187 50929 10386 43319
Dec 10 1030337 3742883 51264 10424 44108
Dec 11 1031929 3746730 51285 10425 39545
Dec 12 1033629 3749073 51292 10425 35942
Dec 13 1038465 3752101 51544 10483 36035
Dec 14 1043693 3758035 51758 10544 40278
Dec 15 1049261 3763951 51999 10610 44135
Age Group Daily New Cases Daily New Cases 7-day Average Percent of All Active Cases Actives (conservative estimate) Percent of Subpopulation (conservative)
0-9 681 560.6 12.4% 5465 0.85%
10-19 852 645.9 14% 6183 0.82%
20-29 757 663.0 14.4% 6351 0.84%
30-39 991 784.9 17% 7502 0.99%
40-49 778 645.1 14% 6168 0.88%
50-59 683 576.1 12.6% 5539 0.68%
60-69 513 407.4 9.1% 4000 0.53%
70+ 319 282.1 6.6% 2920 0.46%
All ages 5568 4565.7 100% 44135 0.76%

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Estimated recovery time from health experts varies between 10-20 days, with a nontrivial proportion of cases being long-term / on-going:

  • First plot shows both conservative (10-day total) estimate and 14-day total used in MN Safe-Learning plan
  • Second plot is (conservative) Estimated Active, split by Age group

Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

Longitudinal

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

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Eau Claire

Chippewa

Barron

La Crosse

Dane

Wisconsin

References

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Reliable Updated Visuals

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Modeling

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Predicting cumulative deaths in state

  • WI correpondence between Cumulative cases and deaths (at time lag)
  • Starting with late May, after daily tests regularly above 6000
[1] "The number of  cumulative deaths, at a lag of 21 days, are approximately 1.5 times number of cumulative cases to the 0.64 power."
[1] "We thus predict that on 2022-01-07 the cumulative number of deaths in WI will be 10343"

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Comparing county-wide active case rates in counties with colleges

  • Portage county (Stevens Point): gray
  • Eau Claire county (Eau Claire): blue
  • Dane county (Madison): green
  • La Crosse county (La Crosse): red